Atmail is a fully-featured email server and Webmail client, allowing users to send and receive email via a Web browser or mobile device. It has full support for
IMAP mailboxes, and an optional email-server mode that uses EXIM as the MTA. Features include a scheduler, MySQL backend support, spell-check, address book, calendar user preferences, multiple accounts, SpamAssassin support, migration scripts from other mail servers, a customizable interface, an attractive AJAX interface, an optional group sharing Calendar/Addressbook, and an Outlook plugin to sync Contacts/Tasks/Calendar data between a Desktop, Mobile, and Webmail client or other email users.

FUDforum is a templatable forum with i18n support based on PHP and either MySQL, Oracle, PostgreSQL, or SQLite. It features a user/group management system, a multi-lingual spell checker, both flat and thread message views, a private messaging system with multi-user forwarding capabilities, poll file attachments, and much more. It is an extremely fast and scalable forum that can fulfil the needs of both small and large forum operators.

ATutor is a standards-compliant Web-based Learning Content Management System (LCMS) designed with accessibility and adaptability in mind. Administrators can install or update ATutor in minutes and customize it with their own look and feel. Educators can quickly retrieve repository content, assemble, package, and redistribute their own content, and conduct their courses online. Students learn in an adaptive learning environment.

MuseScore lets you notate and compose music easily with your keyboard, your mouse, or a MIDI keyboard. You can print beautifully engraved sheet music or export it as PDF or PNG. You can play your score, transpose it, and save it as audio or MIDI file. MuseScore also supports MusicXML to let you share your composition with other scorewriters. MuseScore is often advertised as a cost effective alternative for Sibelius and Finale.

Pilot-QOF is an application interface between
pilot-link and QOF (Query Object Framework). It
supports writing Palm data to QSF XML offline
storage and running SQL-type queries on the live
data or XML file. QSF XML can be imported into
other QOF applications.

Pootle is a Web-based translation and translation
management tool. It provides a rich set of
features for mangaging a translation project. It
integrates components of the Translate Toolkit to
provide error checkers for translation messages
and the ability to download files in a number of
formats: PO, XLIFF, CSV. Pootle can also provide
compiled PO files for download. You can use it to
assign work to translators in your team, and you
can define goals to help focus the efforts of your
translation. Pootle can run without a Web server
or be proxied through your existing Apache server.

Comment Script is a script that allows comments to
be left on any existing PHP or HTML page. By
default, the script shows name, e-mail, homepage,
title, and comment fields, though any can be
disabled. The "comment" field is mandatory and
must be filled out before the form can be
submitted. In order to prevent the script from
being abused by automatic spam bots, you can
enable the CAPTCHA feature. The script then asks
your visitors to enter a text they see in the
image below the comment form into an input box. It
also features an admin area where comments can be
edited and deleted and the front-end language set.

LogicalDOC is a Web-based document management system that is easy to use and learn. Its architecture leverages best-of-breed Java technology to achieve a powerful and flexible solution. It supports its users with a powerful search engine (Lucene), Web service interface (JAX-WS via CXF) compatible with .NET and PHP, versioning, annotation on documents, a WebDAV interface, importing and exporting from .zip files. Documents can be organized into hierarchical folders, searched using the integrated search engine, or browsed by Tag. The system is extensible thanks to the technologies used (Spring-Hibernate) and its plugin architecture.

Rapid Photo Downloader is an application for professional and amateur photographers, designed for use on the Linux desktop. It can download photos and videos from multiple cameras, memory cards, and portable storage devices simultaneously. It provides many flexible, user-defined options for subfolder creation, photo and video renaming, and backup.